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1. Who was Ivanovsky D.I.?

2. What did he started studing after graduating from the university?

3. To what conclusion did he came to after styding the tobacc mosaic disease?

4. Whom did he do experiments on?

5.In what way did Ivanovsky get the smallest bacteria?

6. To what conclusion did he came to after numerous studies?

7.  What substance did  Ivanovsky inject into the plant?

8. What branch of microbiology was first created by Ivanovsky?

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